1
JEE Main 2023 (Online) 1st February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Identify the incorrect option from the following

A
JEE Main 2023 (Online) 1st February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 51 English Option 1
B
JEE Main 2023 (Online) 1st February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 51 English Option 2
C
JEE Main 2023 (Online) 1st February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 51 English Option 3
D
JEE Main 2023 (Online) 1st February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 51 English Option 4
2
JEE Main 2023 (Online) 1st February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Decreasing order of dehydration of the following alcohols is

JEE Main 2023 (Online) 1st February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 52 English

A
d > b > c > a
B
b > d > c > a
C
a > d > b > c
D
b > a > d > c
3
JEE Main 2023 (Online) 31st January Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Compound $\mathrm{A}, \mathrm{C}_{5} \mathrm{H}_{10} \mathrm{O}_{5}$, given a tetraacetate with $\mathrm{Ac}_{2} \mathrm{O}$ and oxidation of $\mathrm{A}$ with $\mathrm{Br}_{2}-\mathrm{H}_{2} \mathrm{O}$ gives an acid, $\mathrm{C}_{5} \mathrm{H}_{10} \mathrm{O}_{6}$. Reduction of $\mathrm{A}$ with $\mathrm{HI}$ gives isopentane. The possible structure of $\mathrm{A}$ is
A
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 53 English Option 1
B
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 53 English Option 2
C
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 53 English Option 3
D
JEE Main 2023 (Online) 31st January Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 53 English Option 4
4
JEE Main 2023 (Online) 31st January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

An organic compound 'A' with emperical formula $$\mathrm{C}_{6} \mathrm{H}_{6} \mathrm{O}$$ gives sooty flame on burning. Its reaction with bromine solution in low polarity solvent results in high yield of B. B is

A
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 50 English Option 1
B
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 50 English Option 2
C
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 50 English Option 3
D
JEE Main 2023 (Online) 31st January Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 50 English Option 4
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